Guinea is often subdivided into . Lower Guinea  and  Upper Guinea . Lower Guinea is one of the most densely populated regions of Africa, covering southern Nigeria, Benin, Togo and stretching into Ghana.
Definitions for hysteroscopy. hysteroscopy(noun) visual examination of the uterus and uterine lining using an endoscope inserted through the vagina. hysteroscopy(Noun) The examination of the uterus using a hysteroscope.
Definition[edit] Xerostomia is the subjective feeling of oral dryness, which is often (but not always) associated with hypofunction of the salivary glands. The term is derived from the Greek words Î¾Î·ÏÏÏ (xeros) meaning dry and ÏÏÏÎ¼Î± (stoma) meaning mouth.